Vitamin D deficiency and bioavailability: A bibliographic review. Research, Society and Development, [S. l.], v. 9, n. 7, p. e23973555, 2020. DOI: 10.33448/rsd-v9i7.3555. Disponível em: https://rsdjournal.org/rsd/article/view/3555. Acesso em: 5 dec. 2025.